Quest Diagnostics reviews

3.2

50% would recommend to a friend

(5,670 total reviews)

Jim Davis

57% approve of CEO

48% positive business outlook

Quest Diagnostics has an employee rating of 3.2 out of 5 stars, based on 5,670 company reviews on Glassdoor which indicates that most employees have a good working experience there. The Quest Diagnostics employee rating is in line with the average (within 1 standard deviation) for employers within the Salud industry (3.4 stars).

Reviews by job title

6K reviews
2.0
Sep 19, 2025

Steady Paycheck

Recommend
CEO approval
Business Outlook

Pros

You go to work, clock in, clock out, go home, and get paid.

Cons

Quest is a big company that is constantly acquiring and reorganizing. Most people don’t care. They just go to work and go home.

Viewing 127 - 129 of 5,670 Reviews

Glassdoor has 6,061 Quest Diagnostics reviews submitted anonymously by Quest Diagnostics employees. Read employee reviews and ratings on Glassdoor to decide if Quest Diagnostics is right for you.